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  1. #include <stdio.h>
  2. int factorial(int n) {
  3. 	if(n==0) return 1;
  4. 	else return factorial(n-1)*n;
  5. }
  6. int main(void) {
  7. int n;
  8. scanf("%d", &n);
  9. printf("%dの階乗は%d\n", n, factorial(n));return 0;
  10. }
Success #stdin #stdout 0s 5272KB
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stdin
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5
stdout
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5の階乗は120
https://ideone.com/zGXqxM
language:
C (gcc 8.3)
created:
45 days ago
visibility:
public

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